code: def __init__(self, **kw):
      # define some default attributes, so pylint can find them
      self.endog = None
      self.exog = None
      self.data = None
      self.names = None
  
      dict.__init__(self, kw)
      self.__dict__ = self
      # Some datasets have string variables. If you want a raw_data
      # attribute you must create this in the dataset's load function.
      try:  # some datasets have string variables
          self.raw_data = self.data.astype(float)
      except:
          pass
  
imports: from statsmodels.compat.python import lrange
  from io import StringIO
  from os import environ, makedirs
  from os.path import abspath, dirname, exists, expanduser, join
  import shutil
  from urllib.error import HTTPError, URLError
  from urllib.parse import urljoin
  from urllib.request import urlopen
  import numpy
  from pandas import Index, read_csv, read_stata
label_desc: Use image node_id 1 to create a new Dataset object from inherited base classes: dict with example: obj = Dataset()